Microsoft starts expiring critical Secure Boot certificates next week — "the clock is ticking" on a billion PCs.

Windows 10 support ended back in October. Here's how to keep access to Windows 10 security updates without spending a dime.

It's not just about convenience.

If your copy of Windows 11 has entered a multiple-reboot loop after installing the latest security update, don’t panic. It’s meant to do that, Microsoft says.

Microsoft has resolved a known issue causing installation failures and 0x800f0922 errors when deploying the May 2026 Windows 11 security update (KB5089549). As Microsoft explained when it acknowledged ...

A critical Windows expiration date is coming next month for more than a billion PCs - and even some Linux distros are affected. Is your PC ready?

Microsoft confirmed a Windows 11 update bug causing error 0x80010002 and blocking security updates since March 2026.

Microsoft confirmed that KB5089549 can fail with error 0x800f0922 on Windows 11 devices with low EFI partition space, and ...

Compare the best free antivirus tools for Windows 10 in 2026, including real-time malware protection, phishing defense, ...

Hackers are exploiting a critical-severity Windows Netlogon vulnerability (CVE-2026-41089) for remote code execution.